Miles between Ontario, CA and Mason City, IA

There are
1,768 mi
from Ontario, CA to Mason City, IA

That's the driving distance. It would take 1 day 6 hours to go from Ontario, California to Mason City, Iowa.

The flight distance (direct flight from Ontario, CA to Mason City, IA) is 1,454.67 mi.

1,768 mi = 1.61 kms